18814382 has 8 divisors (see below), whose sum is σ = 28822176. Its totient is φ = 9206992.

The previous prime is 18814339. The next prime is 18814423. The reversal of 18814382 is 28341881.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99983 + ... + 100170.

It is an arithmetic number, because the mean of its divisors is an integer number (3602772).

Almost surely, 2^18814382 is an apocalyptic number.

18814382 is a deficient number, since it is larger than the sum of its proper divisors (10007794).

18814382 is a wasteful number, since it uses less digits than its factorization.

18814382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200202.

The product of its digits is 12288, while the sum is 35.

The square root of 18814382 is about 4337.5548411519. The cubic root of 18814382 is about 265.9683664117.

The spelling of 18814382 in words is "eighteen million, eight hundred fourteen thousand, three hundred eighty-two".